water space

例句：

1. 1. The city's water space has been expanded to meet the growing demand for water supply.
   该市的水资源已扩大以满足日益增长的供水需求。
2. 2.The research focused on the water space of the river and its impact on the ecosystem.
   研究专注于河流的水空间及其对生态系统的影响。
3. 3.The city government is working on a plan to conserve water space in the urban areas.
   市政府正在制定一个计划，以在城市地区保护水资源。